The .gov means it's official. Federal government websites often end in .gov or .mil. Before sharing sensitive information,
make sure you're on a federal government site.
The site is secure. The
https:// ensures that you are connecting to the official website and that any
information you provide is encrypted and transmitted securely.
The overall rate of output per hour increased slowly from 1967 to 1983, reflecting low output growth and an increase in employee hours; moderate advancement is expected to continue.